21104466

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 43296768

約数和(自身を除く): 22192302

約数列:

[1, 2, 3, 6, 71, 107, 142, 213, 214, 321, 426, 463, 642, 926, 1389, 2778, 7597, 15194, 22791, 32873, 45582, 49541, 65746, 98619, 99082, 148623, 197238, 297246, 3517411, 7034822, 10552233, 21104466]

約数ペア:

[(1, 21104466), (2, 10552233), (3, 7034822), (6, 3517411), (71, 297246), (107, 197238), (142, 148623), (213, 99082), (214, 98619), (321, 65746), (426, 49541), (463, 45582), (642, 32873), (926, 22791), (1389, 15194), (2778, 7597)]